19759158

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{15461}}^1$

素因数の和:15540

約数の個数: 24

約数和(自身を含む): 43417296

約数和(自身を除く): 23658138

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 15461, 30922, 46383, 92766, 139149, 278298, 1097731, 2195462, 3293193, 6586386, 9879579, 19759158]

約数ペア:

[(1, 19759158), (2, 9879579), (3, 6586386), (6, 3293193), (9, 2195462), (18, 1097731), (71, 278298), (142, 139149), (213, 92766), (426, 46383), (639, 30922), (1278, 15461)]